<?php
$installer = $this;
$installer->startSetup();
$installer->run("
    CREATE TABLE rumall_ulmart_product (
    `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
    `product_id` int(10),
	`is_selected` tinyint(2),
    `comment` text,
    PRIMARY KEY (`id`)
    ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
");
$installer->endSetup();